2 simultaneous 2G/3G/4G<->RS232/485

Modes: TCP server , TCP client, UDP, MQTT

SSL/TLS supported

Modbus TCP/Modbus RTU master concentrator

Modbus TCP/Modbus RTU gateway

Modbus slave RTU/TCP (send/receive SMS,Email, SNMP traps…)

Serial data collected by RS232 or RS485(Modbus, sensors, meters, I/Os…)

Automatic data sending (HTTP/HTTPs/FTP/FTPs/MQTT/MQTTs) with custom JSON format

FIFO/LIFO modes

Pulse counter

Full control by SMS with phone number authorizations

Alarms (digital input, temp., MBus data read)

Send/receive SMS by Modbus TCP (for PLC)

Run user-programable scripts, based on JAVASCRIPT

Configuration by web browser, MQTT, SMS, Modbus and other

Full management with AT Command by serial, socket, SMS, modbus, SNMP, …

SSH encryption enabled, supports TACACS+

Compatible with DynDNS/No-IP & private DNS

Programmable autoreset (schedule, timer…)

Time synchronization (NTP) with timezones

Over The Air firmware upgrade (OTAP)

Signed firmware

4G connectivity supervisor to maintain connection always active

GSM cell location

Internal configuration webserver (all logos and pictures can be customized by user)

Clear and understandable application notes with examples (serial gateways, modbus, datalogger, SMS, metering, SNMPv2 and SNMPv3…)

Protocol IEC 60870-5-102 for meter reading supported

Configurable LEDs by user

Syslog: send to a remote server